263025696251 has 16 divisors (see below), whose sum is σ = 280888836096. Its totient is φ = 245700012096.

The previous prime is 263025696229. The next prime is 263025696259. The reversal of 263025696251 is 152696520362.

It is a cyclic number.

It is not a de Polignac number, because 263025696251 - 2²² = 263021501947 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 263025696196 and 263025696205.

It is not an unprimeable number, because it can be changed into a prime (263025696259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7650566 + ... + 7684868.

It is an arithmetic number, because the mean of its divisors is an integer number (17555552256).

Almost surely, 2^263025696251 is an apocalyptic number.

263025696251 is a deficient number, since it is larger than the sum of its proper divisors (17863139845).

263025696251 is a wasteful number, since it uses less digits than its factorization.

263025696251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42122.

The product of its (nonzero) digits is 1166400, while the sum is 47.

The spelling of 263025696251 in words is "two hundred sixty-three billion, twenty-five million, six hundred ninety-six thousand, two hundred fifty-one".